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  3. io.reactivex.MaybeObserver

Java 类io.reactivex.MaybeObserver 实例源码

项目：DisposableAttach    文件：AttachDisposableMaybe.java    
@Override
protected void subscribeActual(MaybeObserver<? super T> s) {
    MaybeObserver<? super T> observer;
    try {
        observer = ObjectHelper.requireNonNull(s, "Null Observer");
    } catch (Throwable e) {
        Exceptions.throwIfFatal(e);
        // can't call onError because no way to know if a Disposable has been set or not
        // can't call onSubscribe because the call might have set a Disposable already
        RxJavaPlugins.onError(e);

        NullPointerException npe = new NullPointerException("Actually not, but can't throw other exceptions due to RS");
        npe.initCause(e);
        throw npe;
    }

    source.subscribe(new AttachMaybeObserver<>(observer, this.compositeDisposable));
}
项目：RxConditions    文件：MaybeIfThen.java    
@Override
protected void subscribeActual(MaybeObserver<? super T> observer) {
    boolean b;

    try {
        b = condition.getAsBoolean();
    } catch (Throwable ex) {
        EmptyDisposable.error(ex, observer);
        return;
    }

    if (b) {
        then.subscribe(observer);
    } else {
        orElse.subscribe(observer);
    }
}
项目：android-rss-feed-reader    文件：WidgetUtils.java    
public static void updateNewsAndWidget(@NonNull final Context context, @NonNull ChannelManager channelManager, @NonNull final NewsManager newsManager) {
    channelManager.getStartUpLoadVariant()
            .applyStartupStrategy(channelManager.getFirstChannels())
            .flatMap(channels -> newsManager.loadNewsFromRemote(channels))
            .firstElement()
            .subscribe(new MaybeObserver<List<News>>() {
                @Override
                public void onComplete() {
                }

                @Override
                public void onSubscribe(Disposable d) {

                }

                @Override
                public void onSuccess(List<News> value) {
                    updateNewsWidget(context);
                }

                @Override
                public void onError(Throwable e) {
                }
            });
}
项目：resilience4j    文件：CircuitBreakerMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnSuccess() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = CircuitBreakerOperator.of(circuitBreaker).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onSuccess(1);

    // Then
    verify(childObserver, never()).onSuccess(any());
    assertSingleSuccessfulCall();
}
项目：resilience4j    文件：CircuitBreakerMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnError() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = CircuitBreakerOperator.of(circuitBreaker).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onError(new IllegalStateException());

    // Then
    verify(childObserver, never()).onError(any());
    assertSingleFailedCall();
}
项目：resilience4j    文件：CircuitBreakerMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnComplete() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = CircuitBreakerOperator.of(circuitBreaker).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onComplete();

    // Then
    verify(childObserver, never()).onComplete();
    assertSingleSuccessfulCall();
}
项目：resilience4j    文件：BulkheadMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnSuccess() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = BulkheadOperator.of(bulkhead).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onSuccess(1);

    // Then
    verify(childObserver, never()).onSuccess(any());
    assertThat(bulkhead.getMetrics().getAvailableConcurrentCalls()).isEqualTo(1);
}
项目：resilience4j    文件：BulkheadMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnError() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = BulkheadOperator.of(bulkhead).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onError(new IllegalStateException());

    // Then
    verify(childObserver, never()).onError(any());
    assertThat(bulkhead.getMetrics().getAvailableConcurrentCalls()).isEqualTo(1);
}
项目：resilience4j    文件：BulkheadMaybeObserverTest.java    
@Test
public void shouldHonorDisposedWhenCallingOnComplete() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = BulkheadOperator.of(bulkhead).apply(childObserver);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();
    decoratedObserver.onComplete();

    // Then
    verify(childObserver, never()).onComplete();
    assertThat(bulkhead.getMetrics().getAvailableConcurrentCalls()).isEqualTo(1);
}
项目：resilience4j    文件：BulkheadMaybeObserverTest.java    
@Test
public void shouldNotReleaseBulkheadWhenWasDisposedAfterNotPermittedSubscribe() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = BulkheadOperator.of(bulkhead).apply(childObserver);
    bulkhead.isCallPermitted();
    assertThat(bulkhead.getMetrics().getAvailableConcurrentCalls()).isEqualTo(0);
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();

    // Then
    assertThat(bulkhead.getMetrics().getAvailableConcurrentCalls()).isEqualTo(0);
}
项目：GitHub    文件：ReduceExampleActivity.java    
private MaybeObserver<Integer> getObserver() {
    return new MaybeObserver<Integer>() {
        @Override
        public void onSubscribe(Disposable d) {
            Log.d(TAG, " onSubscribe : " + d.isDisposed());
        }

        @Override
        public void onSuccess(Integer value) {
            textView.append(" onSuccess : value : " + value);
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onSuccess : value : " + value);
        }

        @Override
        public void onError(Throwable e) {
            textView.append(" onError : " + e.getMessage());
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onError : " + e.getMessage());
        }

        @Override
        public void onComplete() {
            textView.append(" onComplete");
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onComplete");
        }
    };
}
项目：Reactive-Programming-With-Java-9    文件：Demo_elementAt.java    
public static void main(String[] args) {
    // TODO Auto-generated method stub
    String[] fruits = { "mango", "pineapple", "apple", "mango", "papaya", "pineapple", "apple", "apple" };
    Observable.fromArray(fruits).elementAt(3).count()
            .subscribe(item -> System.out.println("we got: " + item + " items from the Observable"));
    Observable.fromArray(fruits).elementAt(10).subscribe(new MaybeObserver<String>() {

        @Override
        public void onComplete() {
            // TODO Auto-generated method stub
            System.out.println("successfully completed");

        }

        @Override
        public void onError(Throwable throwable) {
            // TODO Auto-generated method stub
            System.out.println(throwable.getMessage());

        }

        @Override
        public void onSubscribe(Disposable disposable) {
            // TODO Auto-generated method stub

        }

        @Override
        public void onSuccess(String value) {
            // TODO Auto-generated method stub
            System.out.println("value at specified position is:-"+value);

        }
    });
}
项目：RxTask    文件：MaybeTask.java    
@Override
protected void subscribeActual(MaybeObserver<? super T> observer) {
    Task<T> task = run();
    MaybeTaskCallback<T> callback = new MaybeTaskCallback(task, observer);
    observer.onSubscribe(callback);
    task.addOnCompleteListener(callback);
}
项目：RxJava2-Android-Sample    文件：ReduceExampleActivity.java    
private MaybeObserver<Integer> getObserver() {
    return new MaybeObserver<Integer>() {
        @Override
        public void onSubscribe(Disposable d) {
            Log.d(TAG, " onSubscribe : " + d.isDisposed());
        }

        @Override
        public void onSuccess(Integer value) {
            textView.append(" onSuccess : value : " + value);
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onSuccess : value : " + value);
        }

        @Override
        public void onError(Throwable e) {
            textView.append(" onError : " + e.getMessage());
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onError : " + e.getMessage());
        }

        @Override
        public void onComplete() {
            textView.append(" onComplete");
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onComplete");
        }
    };
}
项目：RxJava2-Android-Sample    文件：ElementAtExampleActivity.java    
private MaybeObserver<Integer> getObserver() {
    return new MaybeObserver<Integer>() {

        @Override
        public void onSubscribe(Disposable d) {
            Log.d(TAG, " onSubscribe : " + d.isDisposed());
        }

        @Override
        public void onSuccess(Integer value) {
            textView.append(" onNext : ");
            textView.append(AppConstant.LINE_SEPARATOR);
            textView.append(" value : " + value);
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onNext ");
            Log.d(TAG, " value : " + value);
        }

        @Override
        public void onError(Throwable e) {
            textView.append(" onError : " + e.getMessage());
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onError : " + e.getMessage());
        }

        @Override
        public void onComplete() {
            textView.append(" onComplete");
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onComplete");
        }
    };
}
项目：RxDbflow    文件：DBFlowBaseMaybe.java    
@Override
protected void subscribeActual(MaybeObserver<? super Container> observer) {

    observer.onSubscribe(EmptyDisposable.INSTANCE);
    try {
        Container v = run();
        observer.onSuccess(v);
    } catch (Throwable e) {
        Exceptions.throwIfFatal(e);
        observer.onError(e);
    }
}
项目：AutoDispose    文件：AutoDisposeMaybeObserverTest.java    
@Test public void verifyObserverDelegate() {
  final AtomicReference<MaybeObserver> atomicObserver = new AtomicReference<>();
  final AtomicReference<MaybeObserver> atomicAutoDisposingObserver = new AtomicReference<>();
  try {
    RxJavaPlugins.setOnMaybeSubscribe(new BiFunction<Maybe, MaybeObserver, MaybeObserver>() {
      @Override public MaybeObserver apply(Maybe source, MaybeObserver observer) {
        if (atomicObserver.get() == null) {
          atomicObserver.set(observer);
        } else if (atomicAutoDisposingObserver.get() == null) {
          atomicAutoDisposingObserver.set(observer);
          RxJavaPlugins.setOnObservableSubscribe(null);
        }
        return observer;
      }
    });
    Maybe.just(1)
        .as(AutoDispose.<Integer>autoDisposable(ScopeProvider.UNBOUND))
        .subscribe();

    assertThat(atomicAutoDisposingObserver.get()).isNotNull();
    assertThat(atomicAutoDisposingObserver.get()).isInstanceOf(AutoDisposingMaybeObserver.class);
    assertThat(
        ((AutoDisposingMaybeObserver) atomicAutoDisposingObserver.get()).delegateObserver())
        .isNotNull();
    assertThat(
        ((AutoDisposingMaybeObserver) atomicAutoDisposingObserver.get()).delegateObserver())
        .isSameAs(atomicObserver.get());
  } finally {
    RxJavaPlugins.reset();
  }
}
项目：RxJava2-Android-Samples    文件：ReduceExampleActivity.java    
private MaybeObserver<Integer> getObserver() {
    return new MaybeObserver<Integer>() {
        @Override
        public void onSubscribe(Disposable d) {
            Log.d(TAG, " onSubscribe : " + d.isDisposed());
        }

        @Override
        public void onSuccess(Integer value) {
            textView.append(" onSuccess : value : " + value);
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onSuccess : value : " + value);
        }

        @Override
        public void onError(Throwable e) {
            textView.append(" onError : " + e.getMessage());
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onError : " + e.getMessage());
        }

        @Override
        public void onComplete() {
            textView.append(" onComplete");
            textView.append(AppConstant.LINE_SEPARATOR);
            Log.d(TAG, " onComplete");
        }
    };
}
项目：ReactiveFB    文件：MyPhotosActivity.java    
private void requestAdditionalPermission(List<PermissionHelper> permissions) {
    ReactiveLogin.requestAdditionalPermission(permissions, this)
            .subscribe(new MaybeObserver<LoginResult>() {
                @Override
                public void onSubscribe(Disposable d) {
                    Log.d(TAG, "onSubscribe");
                }

                @Override
                public void onSuccess(LoginResult loginResult) {
                    Log.d(TAG, "onSuccess");
                    // verify if permission was granted
                    if (loginResult.getRecentlyDeniedPermissions()
                            .contains(PermissionHelper.USER_PHOTOS.getValue())) {
                        // permission was refused, show a toast :
                        Toast.makeText(getApplicationContext(), "We cannot get your photos " +
                                "without your permissions", Toast.LENGTH_LONG).show();
                    } else {
                        // permission was granted, get albums
                        getPhotos();
                    }
                }

                @Override
                public void onError(Throwable e) {
                    Log.d(TAG, "onError " + e.getMessage());
                }

                @Override
                public void onComplete() {
                    Log.d(TAG, "onComplete");
                }
            });
}
项目：ReactiveFB    文件：AlbumsActivity.java    
private void requestAdditionalPermission(List<PermissionHelper> permissions) {
    ReactiveLogin.requestAdditionalPermission(permissions, this)
            .subscribe(new MaybeObserver<LoginResult>() {
                @Override
                public void onSubscribe(Disposable d) {
                    Log.d(TAG, "onSubscribe");
                }

                @Override
                public void onSuccess(LoginResult loginResult) {
                    Log.d(TAG, "onSuccess");
                    // verify if permission was granted
                    if (loginResult.getRecentlyDeniedPermissions()
                            .contains(PermissionHelper.USER_PHOTOS.getValue())) {
                        // permission was refused, show a toast :
                        Toast.makeText(getApplicationContext(), "We cannot get your photos " +
                                "without your permissions", Toast.LENGTH_LONG).show();
                    } else {
                        // permission was granted, get albums
                        getAlbums();
                    }
                }

                @Override
                public void onError(Throwable e) {
                    Log.d(TAG, "onError " + e.getMessage());
                }

                @Override
                public void onComplete() {
                    Log.d(TAG, "onComplete");
                }
            });
}
项目：ReactiveFB    文件：LoginActivity.java    
/**
 * call login returns a MaybeObserver<LoginResult>
 * onSuccess : returns a LoginResult
 * onError : returns a FacebookException
 * onComplete : called when a login terminates with no result, like onCanceled.
 */
private void login() {

    ReactiveLogin.login(this).subscribe(new MaybeObserver<LoginResult>() {
        @Override
        public void onSubscribe(Disposable d) {
            Log.d(TAG, "onSubscribe");
            result.append("onSubscribe");
            result.append("\n");
        }

        @Override
        public void onSuccess(LoginResult value) {
            Log.d(TAG, "OnSuccess");
            result.append("\n");
            result.append("token = " + value.getAccessToken().getToken());
            result.append("\n");
            result.append("granted permissions = " + value.getRecentlyGrantedPermissions().size());
            result.append("\n");
            result.append("denied permissions = " + value.getRecentlyDeniedPermissions().size());
            result.append("\n");
        }

        @Override
        public void onError(Throwable e) {
            Log.d(TAG, "onError " + e.getMessage());
            result.append("onError");
            result.append("\n");
        }

        @Override
        public void onComplete() {
            Log.d(TAG, "onComplete");
            result.append("onComplete");
            result.append("\n");
        }
    });
}
项目：resilience4j    文件：CircuitBreakerMaybeObserverTest.java    
@Test
public void shouldNotAffectCircuitBreakerWhenWasDisposedAfterNotPermittedSubscribe() throws Exception {
    // Given
    Disposable disposable = mock(Disposable.class);
    MaybeObserver childObserver = mock(MaybeObserver.class);
    MaybeObserver decoratedObserver = CircuitBreakerOperator.of(circuitBreaker).apply(childObserver);
    circuitBreaker.transitionToOpenState();
    decoratedObserver.onSubscribe(disposable);

    // When
    ((Disposable) decoratedObserver).dispose();

    // Then
    assertNoRegisteredCall();
}
项目：vertx-rx    文件：MaybeHelper.java    
/**
 * Adapts an Vert.x {@code Handler<AsyncResult<T>>} to an RxJava2 {@link SingleObserver}.
 * <p>
 * The returned observer can be subscribed to an {@link Single#subscribe(SingleObserver)}.
 *
 * @param handler the handler to adapt
 * @return the observer
 */
public static <T> MaybeObserver<T> toObserver(Handler<AsyncResult<T>> handler) {
  AtomicBoolean completed = new AtomicBoolean();
  return new MaybeObserver<T>() {
    @Override
    public void onSubscribe(@NonNull Disposable d) {
    }
    @Override
    public void onComplete() {
      if (completed.compareAndSet(false, true)) {
        handler.handle(io.vertx.core.Future.succeededFuture());
      }
    }
    @Override
    public void onSuccess(@NonNull T item) {
      if (completed.compareAndSet(false, true)) {
        handler.handle(io.vertx.core.Future.succeededFuture(item));
      }
    }
    @Override
    public void onError(Throwable error) {
      if (completed.compareAndSet(false, true)) {
        handler.handle(io.vertx.core.Future.failedFuture(error));
      }
    }
  };
}
项目：vertx-rx    文件：HelperTest.java    
@Test
public void testToMaybeObserverSuccess() {
  Future<String> fut = Future.future();
  MaybeObserver<String> observer = MaybeHelper.toObserver(fut);
  Maybe<String> s = Maybe.just("foobar");
  s.subscribe(observer);
  assertTrue(fut.succeeded());
  assertSame("foobar", fut.result());
}
项目：vertx-rx    文件：HelperTest.java    
@Test
public void testToMaybeObserverEmpty() {
  Future<String> fut = Future.future();
  MaybeObserver<String> observer = MaybeHelper.toObserver(fut);
  Maybe<String> s = Maybe.empty();
  s.subscribe(observer);
  assertTrue(fut.succeeded());
  assertNull(fut.result());
}
项目：vertx-rx    文件：HelperTest.java    
@Test
public void testToMaybeObserverFailure() {
  Future<String> fut = Future.future();
  MaybeObserver<String> observer = MaybeHelper.toObserver(fut);
  RuntimeException cause = new RuntimeException();
  Maybe<String> s = Maybe.error(cause);
  s.subscribe(observer);
  assertTrue(fut.failed());
  assertSame(cause, fut.cause());
}
项目：GitHub    文件：MaybeThrowingTest.java    
ForwardingObserver(MaybeObserver<T> delegate) {
  this.delegate = delegate;
}
项目：GitHub    文件：MaybeThrowingTest.java    
ForwardingObserver(MaybeObserver<T> delegate) {
  this.delegate = delegate;
}
项目：RxFacebook    文件：RxFacebookLoginMaybe.java    
@Override
protected void subscribeActual(MaybeObserver<? super LoginResult> observer) {
    mObserver = observer;
}
项目：RxOptional    文件：RxOptional.java    
@Override
protected void subscribeActual(MaybeObserver<? super T> observer) {
    delegate.subscribe(observer);
}
项目：LifecycleAwareRx    文件：LifecycleBinder.java    
public static <T> MaybeTransformer<T, T> bind(@NonNull LifecycleOwner lifecycleOwner,
                                              @NonNull MaybeObserver<T> observer) {
    return new LifecycleTransformer<>(lifecycleOwner, new MaybeWithObserver<>(observer));
}
项目：LifecycleAwareRx    文件：MaybeWithObserver.java    
public MaybeWithObserver(@NonNull MaybeObserver<T> observer) {
    this.observer = observer;
}
项目：Reactive-Programming-With-Java-9    文件：Demo_reduce.java    
public static void main(String[] args) {
    Integer[] numbers = { 1, 2, 13, 34, 12, 10 };
    Observable<Integer> source1 = Observable.fromArray(numbers);

    source1.reduce(new BiFunction<Integer, Integer, Integer>() {

        @Override
        public Integer apply(Integer value1, Integer value2) throws Exception {
            // TODO Auto-generated method stub
            // 1, 2, 13, 34, 12, 10
            int sum = 0;
            return value1 + value2;
        }
    }).subscribe(new MaybeObserver<Integer>() {

        @Override
        public void onComplete() {
            // TODO Auto-generated method stub
            System.out.println("completed2");

        }

        @Override
        public void onError(Throwable throwable) {
            // TODO Auto-generated method stub
            System.out.println(throwable.getMessage());

        }

        @Override
        public void onSubscribe(Disposable arg0) {
            // TODO Auto-generated method stub

        }

        @Override
        public void onSuccess(Integer value) {
            // TODO Auto-generated method stub
            System.out.println(value);

        }
    });



}
项目：DisposableAttach    文件：AttachDisposableMaybe.java    
public AttachMaybeObserver(MaybeObserver<? super T> actual, CompositeDisposable compositeDisposable) {
    this.actual = actual;
    this.compositeDisposable = compositeDisposable;
}
项目：RxTask    文件：MaybeTaskCallback.java    
public MaybeTaskCallback(Task<?> task, MaybeObserver<? super T> observer) {
    super(task);
    this.observer = observer;
}
项目：AutoDispose    文件：AutoDisposingMaybeObserverImpl.java    
AutoDisposingMaybeObserverImpl(Maybe<?> lifecycle, MaybeObserver<? super T> delegate) {
  this.lifecycle = lifecycle;
  this.delegate = delegate;
}
项目：AutoDispose    文件：AutoDisposingMaybeObserverImpl.java    
@Override public MaybeObserver<? super T> delegateObserver() {
  return delegate;
}
项目：AutoDispose    文件：MaybeScoper.java    
@Override protected void subscribeActual(MaybeObserver<? super T> observer) {
  source.subscribe(new AutoDisposingMaybeObserverImpl<>(scope, observer));
}
项目：RxJava2Interop    文件：SingleV1ToMaybeV2.java    
@Override
protected void subscribeActual(MaybeObserver<? super T> observer) {
    SourceSingleSubscriber<T> parent = new SourceSingleSubscriber<T>(observer);
    observer.onSubscribe(parent);
    source.subscribe(parent);
}